The planets or other astrology elements that have evil impacts on the life of an individual are referred to as aprakasha grahas or non-luminaries or non-luminary planets. It is always better to be aware of the non luminaries in your birth chart. In that case you will have the foreknowledge of the negative ways the non-luminary planets are going to influence you. As a result, you have the scope to arrange your plans accordingly so that none of your ventures are disturbed by the unfavorable vibes of the non luminary planets. It is not that the aprakasha grahas or the non luminary planets have ill effects on people all the time.Interestingly, it is suggested by Vedic astrology principles and has also been observed in many cases that the favorable influences of the non-luminaries are, at times, can make a haven out of a deprived, mundane and boring life.